Home / 47,838.94-66,010.27-27,691.89

Finding the Fourth Proportional to 47,838.94, 66,010.27 and 27,691.89

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Solution

The fourth proportional to 47,838.94, 66,010.27 and 27,691.89 is: 38,210.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,838.94 : 66,010.27 = 27,691.89 : x
  2. Step 2: Convert to fraction form
    47,838.94/66,010.27 = 27,691.89/x
  3. Step 3: Cross multiply
    47,838.94x = 66,010.27 × 27,691.89
  4. Step 4: Simplify right side
    47,838.94x = 1,827,949,135.71
  5. Step 5: Solve for x
    x = 1,827,949,135.71/47,838.94
  6. Step 6: Final answer
    x = 38,210.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.